Software Engineering fundamentals matter more

There is a profound, almost eerie resonance between the fundamental laws of physics and the fundamental laws of software engineering. Physicists obsess over the fine-tuned constants that make our universe tick; software engineers obsess over the fine-tuned principles—naming, modularity, separation of concerns—that make sprawling codebases tick. In both realms, we are dealing with emergent complexity: trillions of moving parts interacting in ways that no single mind can fully grasp. When you stare deep into an enormous legacy codebase, you are looking at something that resembles a chaotic natural system more than a designed artifact. It evolves, it accretes, it develops strange behaviors. And the "fundamentals" are humanity's way of whispering laws into the ear of a digital cosmos that would otherwise descend into entropy. The timing of this article matters. We are currently standing in a strange threshold—one where AI can generate vast swaths of code in seconds. The temptation is to abandon the fundamentals entirely and let the algorithm cook. But this is where the weirdness kicks in. When you generate complexity without foundational rigor, you are essentially simulating chaos. You are creating a digital beast that no one understands. The fundamental principles of software engineering are not quaint rituals from the 1970s; they are the containment protocols for a reality that is growing more complex every single day. The new AI tools are not making the fundamentals obsolete—they are making them the last line of defense against collapse. What fascinates me is how this mirrors cosmology. In physics, we chase a "theory of everything" because we suspect our observable universe is held together by deeper, hidden symmetries. In software engineering, we chase "best practices" because we suspect our codebases are held together by deeper, hidden mental models. Both are acts of faith. When a senior engineer insists on writing a clean interface before adding a feature, they are acting on the same instinct as a physicist who believes that the universe has a simpler underlying equation—if only we can find it. The laws are there, whether or not we can see them, and violating them eventually brings the whole house of cards down. The source article itself warns that fundamentals matter "more than ever." I would go a step further. I would argue that these fundamentals are becoming a kind of strange attractor in the phase space of human-computer interaction. The more chaotic our tools become, the more the rigid, beautiful, almost Platonic ideals of engineering act as the gravity that holds everything together. Whether it is designing a distributed system or naming a variable, the act of imposing clean boundaries on virtual reality is a form of cosmic lawgiving. We are not just building software. We are, in a very real sense, legislating the physics of a new universe we barely understand. And if history teaches us anything, it is that you should absolutely not mess with the fundamentals of your universe—unless you want a big bang. In this case, a big bug. Source: [Software Engineering fundamentals matter more](https://rhonabwy.com/2026/08/15/software-engineering-fundamentals-matter-more-than-ever/)